CN104140661A - Polycarbonate/polyethylene compatibilization blending material and preparation method - Google Patents
Polycarbonate/polyethylene compatibilization blending material and preparation method Download PDFInfo
- Publication number
- CN104140661A CN104140661A CN201310167720.2A CN201310167720A CN104140661A CN 104140661 A CN104140661 A CN 104140661A CN 201310167720 A CN201310167720 A CN 201310167720A CN 104140661 A CN104140661 A CN 104140661A
- Authority
- CN
- China
- Prior art keywords
- polycarbonate
- blend
- compatibilizing
- polyethylene
- mixing material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a polycarbonate/polyethylene compatibilization blending material and its preparation method. The method comprises the following steps: first preliminary blending: melt blending is carried out on polycarbonate and polyethylene to obtain a blended melt; and secondary compatibilization blending: a functional monomer grafting polymer is added into the blended melt to carry out reactive compatibilization to obtain the polycarbonate/polyethylene compatibilization blending material. The invention has advantages as follows: as the main material body adopts polycarbonate/polyethylene blending, notch impact strength, tensile strength and modulus and bending strength and modulus of the material are enhanced, and melt processing viscosity of the polycarbonate blending material is reduced; by an ethene-acrylic acid-glycidyl methacrylate terpolymer for compatibilization, compatibilization efficiency is high, and dosage of a compatibilizer is little; by a lateral injecting extrusion method, probability of the compatibilization reaction is higher, and compatibilization effect is good; reaction conditions are simple, and the technology is easy to realize; and material cost and process cost of a polycarbonate electrical special material are synthetically reduced.
Description
Technical field
The invention belongs to high molecule alloy material technical field, be specifically related to a kind of Pc/pe Blend compatibilizing and co-mixing material and preparation method thereof.
Background technology
Polycarbonate (PC) is the base polymer that main chain contains carbonic ether structure, the polycarbonate at present with actual application value is mainly bisphenol A polycarbonate, this material has higher, the high excellent in low temperature toughness of strength and modulus, moulded products any surface finish is good, electrical insulating property is good and electric performance stablity etc. a little, thereby be used widely in fields such as electrical engineering and electric apparatuss.Polycarbonate also has the shortcomings such as processing fluidity is poor, goods internal stress is high, expensive simultaneously.Electrician with polycarbonate material except requiring the performance index such as electrical insulating property, weathering resistance, rigidity and toughness, also require good processing fluidity to meet injection molding needs, need to overcome the shortcoming of easy residual internal stress in processing simultaneously, also have in addition certain cost restriction.Guaranteeing under the prerequisite of service index, improving processing fluidity, the reduction goods internal stress of polycarbonate material and controlling cost is the important development trend that current electrician uses polycarbonate material.
At present, by adding a certain amount of polyolefine can improve that its processing fluidity is not good, the high and expensive shortcoming of preparation internal stress in polycarbonate, conventional polyolefine material has polyethylene (PE), polypropylene (PP) etc.But after polyolefine joins in polycarbonate, both are incompatible, gained blend material is a minute phase morphology because consistency is not good, phase interface effect very a little less than, cause this intermingling material impact property and intensity, modulus etc. significantly to reduce, injection-molded item easily produces demixing phenomenon simultaneously, affects it in the application in electric product field.Therefore want the polycarbonate blending modifying material of excellent need to add expanding material to carry out increase-volume to Pc/pe Blend, by compatibilization, can significantly improve impact property, the strength and modulus of intermingling material, can obtain the more goods of low internal stress simultaneously.At present conventional expanding material is because percentage of grafting is low and contain small molecule monomer, and actual increase-volume efficiency is not high, to improving the mechanical properties such as shock strength of Pc/pe Blend (PC/PE) intermingling material, also needs further improvement.
Summary of the invention
The present invention one of is intended to solve the problems of the technologies described above at least to a certain extent or at least provides a kind of useful business to select.For this reason, the object of the invention is to propose a kind of remarkable, simple and easy to do, lower-cost Pc/pe Blend compatibilizing and co-mixing material of compatibilization effect and preparation method thereof that has.
According to Pc/pe Blend compatibilizing and co-mixing material of the present invention, this Pc/pe Blend compatibilizing and co-mixing material contains the monomer-grafted polymer blending of polycarbonate, polyethylene and functionalization and forms.
In one embodiment of the invention, the monomer-grafted polymkeric substance of described functionalization is ethylene-acrylic acid-glycidyl methacrylate terpolymer.
In one embodiment of the invention, the epoxy group content of described ethylene-acrylic acid-glycidyl methacrylate terpolymer is 3～10%.
In one embodiment of the invention, polycarbonate: poly mass ratio is 100:(5～30), polycarbonate: the mass ratio of the monomer-grafted polymkeric substance of functionalization is 100:(0.5～5).
In one embodiment of the invention, described polycarbonate is bisphenol A polycarbonate, and weight-average molecular weight is 2.0～4.5 ten thousand, amorphous structure; Described polyethylene is any in high density polyethylene(HDPE), Low Density Polyethylene and linear low density polyethylene.
Preparation method according to Pc/pe Blend compatibilizing and co-mixing material of the present invention, comprises the following steps:
Once preliminary blend, carries out melt blending by polycarbonate and polyethylene, obtains blend melt;
Secondary compatibilizing and co-mixing adds the monomer-grafted polymkeric substance of functionalization to carry out increasing reaction in described blend melt, obtains described Pc/pe Blend compatibilizing and co-mixing material.
In one embodiment of the invention, the monomer-grafted polymkeric substance of described functionalization is ethylene-acrylic acid-glycidyl methacrylate terpolymer, and the epoxy group content of described ethylene-acrylic acid-glycidyl methacrylate terpolymer is 3～10%.
In one embodiment of the invention, polycarbonate: poly mass ratio is 100:(5～30), polycarbonate: the mass ratio of the monomer-grafted polymkeric substance of functionalization is 100:(0.5～5).
In one embodiment of the invention, described polycarbonate is bisphenol A polycarbonate, and weight-average molecular weight is 2.0～4.5 ten thousand, amorphous structure; Described polyethylene is any in high density polyethylene(HDPE), Low Density Polyethylene and linear low density polyethylene.
In one embodiment of the invention, describedly once in preliminary blend, adopt twin screw extruder, 190～260 ℃ of barrel temperatures, 60～300 revs/min of screw speeds.
In one embodiment of the invention, in described secondary compatibilizing and co-mixing, adopt side direction injection method.
In one embodiment of the invention, also comprise: before described once preliminary blend, by described polycarbonate at 100～140 ℃, the monomer-grafted polymkeric substance of described functionalization at 50～70 ℃ dry 10～15 hours respectively.
Pc/pe Blend compatibilizing and co-mixing material according to the above embodiment of the present invention and preparation method thereof at least tool one of has the following advantages:
(1) body of material adopts Pc/pe Blend blend, has improved notched Izod impact strength, tensile strength and modulus, flexural strength and the modulus of material, has reduced the melt viscosity of polycarbonate blending material;
(2) adopt the monomer-grafted polymkeric substance of functionalization of ethylene-acrylic acid-glycidyl methacrylate terpolymer to carry out increase-volume, increase-volume efficiency is high, and expanding material addition is little;
(3) adopt side direction to inject extrusion molding and make increase-volume reaction probability higher, compatibilization effect is good;
(4) reaction conditions is simple, and technique easily realizes;
(5) synthetically reduce Material Cost and the process costs of polycarbonate electrician PP Pipe Compound.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is the preparation method's of Pc/pe Blend compatibilizing and co-mixing material of the present invention schema.
Embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical or class makes label represent that identical or class makes element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of indications such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, the implication of " a plurality of " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but contact by the other feature between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under Second Characteristic and tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
Below, be described with reference to the accompanying drawings Pc/pe Blend compatibilizing and co-mixing material according to the embodiment of the present invention and preparation method thereof.
Pc/pe Blend compatibilizing and co-mixing material of the present invention contains polycarbonate, polyethylene and functional graft polymer blending and forms.Particularly, polycarbonate and poly mass ratio are preferably 100:(5～30), the mass ratio of polycarbonate and the monomer-grafted polymkeric substance of functionalization is preferably 100:(0.5～5).Polycarbonate is preferably bisphenol A polycarbonate, and weight-average molecular weight is 2.0～4.5 ten thousand, amorphous structure.Polyethylene is any in high density polyethylene(HDPE), Low Density Polyethylene and linear low density polyethylene.The monomer-grafted polymkeric substance of functionalization is ethylene-acrylic acid-glycidyl methacrylate terpolymer, and the epoxy group content of ethylene-acrylic acid-glycidyl methacrylate terpolymer is preferably 3～10%.
Referring to Fig. 1, is the preparation method's of Pc/pe Blend compatibilizing and co-mixing material of the present invention schema.The preparation method of Pc/pe Blend compatibilizing and co-mixing material comprises the following steps:
S1. once preliminary blend, carries out melt blending by polycarbonate and polyethylene by twin screw extruder, obtains blend melt;
S2. secondary reaction increase-volume adds the monomer-grafted polymkeric substance of functionalization to carry out increasing reaction in blend melt, obtains described Pc/pe Blend compatibilizing and co-mixing material.
In one embodiment of the invention, polycarbonate is bisphenol A polycarbonate, and weight-average molecular weight is 2.0～4.5 ten thousand, amorphous structure, and density is 1.15-1.25g/cm
3(preferred 1.2g/cm
3).Polyethylene is any in high density polyethylene(HDPE) (HDPE), Low Density Polyethylene (LDPE) and linear low density polyethylene (LLDPE).
Particularly: before blend, by polycarbonate, at 100～140 ℃, (preferably 120 ℃) are dried 10～15 hours (preferably 12 hours).Then, get the polycarbonate of 100 mass parts, the polyethylene of 5～30 mass parts, simply mix, stir, join in twin screw extruder, under 190～260 ℃ of barrel temperatures, 60～300 revs/min of conditions of screw speed, in twin screw extruder, obtain blend melt.
In one embodiment of the invention, the monomer-grafted polymkeric substance of functionalization is ethylene-acrylic acid-glycidyl methacrylate terpolymer (E-MA-GMA), and its epoxy group content is 3～10%.
Particularly, first by E-MA-GMA dry 10～15 hours (preferably 12 hours) under 50～70 ℃ (preferably 60 ℃).Then the E-MA-GMA that gets 0.5～5 mass parts is placed in single screw extrusion machine, under 90～180 ℃ of barrel temperatures, 50～250 revs/min of conditions of screw speed, melt extrude, and melt is injected to the blend melt of the twin-screw extrusion that S1 obtains by side direction injection method.After this, the blend melt of expanding material melt and Pc/pe Blend carries out graft reaction, finally makes target alloy material.
Pc/pe Blend compatibilizing and co-mixing material according to the embodiment of the present invention, obtains by above-disclosed preparation method.
In sum, Pc/pe Blend compatibilizing and co-mixing material according to the above embodiment of the present invention and preparation method thereof at least tool have the following advantages:
(1) body of material adopts Pc/pe Blend blend, has improved notched Izod impact strength, tensile strength and modulus, flexural strength and the modulus of material, has reduced the melt viscosity of polycarbonate blending material;
(2) adopt the monomer-grafted polymkeric substance of functionalization of ethylene-acrylic acid-glycidyl methacrylate terpolymer to carry out increase-volume, increase-volume efficiency is high, and expanding material addition is little;
(3) adopt side direction to inject extrusion molding and make increase-volume reaction probability higher, compatibilization effect is good;
(4) reaction conditions is simple, and technique easily realizes;
(5) synthetically reduce Material Cost and the process costs of polycarbonate electrician PP Pipe Compound.
In addition, the preparation method of Pc/pe Blend compatibilizing and co-mixing material of the present invention by adding cheap polythene material to carry out blend in polycarbonate, when effectively reducing the cost of polycarbonate electrician proprietary material, utilize the good feature of sub polyethylene subchain kindliness to reduce the processing viscosity of polycarbonate blending material, improved its processing fluidity and reduced goods internal stress.
In addition, the preparation method of Pc/pe Blend compatibilizing and co-mixing material of the present invention is for the bad shortcoming of Pc/pe Blend Miscibility, by the monomer-grafted polymkeric substance of functionalization, for example ethylene-acrylic acid-glycidyl methacrylate terpolymer (E-MA-GMA) carries out increase-volume as the expanding material of Pc/pe Blend, utilize the epoxide group open loop that this multipolymer contains to react with polycarbonate, thereby ethylene-methyl methacrylate-glycidyl ester copolymer molecule is grafted on polycarbonate molecular chain; And utilize copolymer ethylene segment and poly excellent compatibility, and make multipolymer between polycarbonate and polyethylene, form " bridge joint ", improve two alternate consistencies.
Further, the preparation method of Pc/pe Blend compatibilizing and co-mixing material of the present invention is for the deficiency of traditional mixed once method of Pc/pe Blend Compatibilized blends, the working method that has adopted side direction melt to inject, particularly, for example can adopt the melting mixing in twin screw extruder by polycarbonate and polyethylene, then utilize side direction to inject forcing machine injection E-MA-GMA melt and carry out increasing reaction, thus, by substep, inject E-MA-GMA melt and effectively improved the distribution probability of E-MA-GMA at PC and PE interface, thereby increase-volume reaction probability is significantly improved.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, those of ordinary skill in the art can change above-described embodiment within the scope of the invention in the situation that not departing from principle of the present invention and aim, modification, replacement and modification.
Claims (12)
1. a Pc/pe Blend compatibilizing and co-mixing material, is characterized in that, described Pc/pe Blend compatibilizing and co-mixing material contains the monomer-grafted polymer blending of polycarbonate, polyethylene and functionalization and forms.
2. Pc/pe Blend compatibilizing and co-mixing material as claimed in claim 1, is characterized in that, the monomer-grafted polymkeric substance of described functionalization is ethylene-acrylic acid-glycidyl methacrylate terpolymer.
3. Pc/pe Blend compatibilizing and co-mixing material as claimed in claim 2, is characterized in that, the epoxy group content of described ethylene-acrylic acid-glycidyl methacrylate terpolymer is 3～10%.
4. the Pc/pe Blend compatibilizing and co-mixing material as described in claim 1-3 any one, it is characterized in that, polycarbonate: poly mass ratio is 100:(5～30), polycarbonate: the mass ratio of the monomer-grafted polymkeric substance of functionalization is 100:(0.5～5).
5. the Pc/pe Blend compatibilizing and co-mixing material as described in claim 1-3 any one, is characterized in that, described polycarbonate is bisphenol A polycarbonate, and weight-average molecular weight is 2.0～4.5 ten thousand, amorphous structure; Described polyethylene is any in high density polyethylene(HDPE), Low Density Polyethylene and linear low density polyethylene.
6. a preparation method for Pc/pe Blend compatibilizing and co-mixing material, is characterized in that, comprises the following steps:
Once preliminary blend, carries out melt blending by polycarbonate and polyethylene, obtains blend melt;
Secondary compatibilizing and co-mixing adds the monomer-grafted polymkeric substance of functionalization to carry out increasing reaction in described blend melt, obtains described Pc/pe Blend compatibilizing and co-mixing material.
7. the preparation method of Pc/pe Blend compatibilizing and co-mixing material as claimed in claim 6, it is characterized in that, the monomer-grafted polymkeric substance of described functionalization is ethylene-acrylic acid-glycidyl methacrylate terpolymer, and the epoxy group content of described ethylene-acrylic acid-glycidyl methacrylate terpolymer is 3～10%.
8. the preparation method of the Pc/pe Blend compatibilizing and co-mixing material as described in claim 6 or 7, it is characterized in that, polycarbonate: poly mass ratio is 100:(5～30), polycarbonate: the mass ratio of the monomer-grafted polymkeric substance of functionalization is 100:(0.5～5).
9. the preparation method of the Pc/pe Blend compatibilizing and co-mixing material as described in claim 6 or 7, is characterized in that, described polycarbonate is bisphenol A polycarbonate, and weight-average molecular weight is 2.0～4.5 ten thousand, amorphous structure; Described polyethylene is any in high density polyethylene(HDPE), Low Density Polyethylene and linear low density polyethylene.
10. the preparation method of the Pc/pe Blend compatibilizing and co-mixing material as described in claim 6 or 7, is characterized in that, describedly once in preliminary blend, adopts twin screw extruder, 190～260 ℃ of barrel temperatures, 60～300 revs/min of screw speeds.
The preparation method of 11. Pc/pe Blend compatibilizing and co-mixing materials as described in claim 6 or 7, is characterized in that, in described secondary compatibilizing and co-mixing, adopts side direction injection method.
The preparation method of 12. Pc/pe Blend compatibilizing and co-mixing materials as described in claim 6 or 7, it is characterized in that, also comprise: before described once preliminary blend, by described polycarbonate at 100～140 ℃, the monomer-grafted polymkeric substance of described functionalization at 50～70 ℃ dry 10～15 hours respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310167720.2A CN104140661A (en) | 2013-05-08 | 2013-05-08 | Polycarbonate/polyethylene compatibilization blending material and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310167720.2A CN104140661A (en) | 2013-05-08 | 2013-05-08 | Polycarbonate/polyethylene compatibilization blending material and preparation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104140661A true CN104140661A (en) | 2014-11-12 |
Family
ID=51850008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310167720.2A Pending CN104140661A (en) | 2013-05-08 | 2013-05-08 | Polycarbonate/polyethylene compatibilization blending material and preparation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104140661A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106674961A (en) * | 2016-12-14 | 2017-05-17 | 上海锦湖日丽塑料有限公司 | PC/PBT (Polycarbonate/Polybutylene Terephthalate) alloy material filled with high paint spraying yield talcum powder and preparation method thereof |
| CN112480629A (en) * | 2020-11-24 | 2021-03-12 | 建湖县兴隆尼龙有限公司 | Special material for bobbin and preparation method thereof |
| EP3868828A4 (en) * | 2018-11-13 | 2021-11-24 | Kingfa Sci. & Tech. Co., Ltd. | Polypropylene/polycarbonate alloy having high weld bond strength and preparation method therefor |
| US20210403706A1 (en) * | 2018-11-13 | 2021-12-30 | Kingfa Sci. & Tech. Co., Ltd. | High weld line strength polyethylene/polycarbonate alloy and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101870807A (en) * | 2010-03-29 | 2010-10-27 | 金发科技股份有限公司 | Polycarbonate/polyethylene alloy conductive composite material and preparation method thereof |
| CN103059536A (en) * | 2011-10-21 | 2013-04-24 | 合肥杰事杰新材料股份有限公司 | Polycarbonate/polyethylene alloy heat conduction composite material and preparation method thereof |
-
2013
- 2013-05-08 CN CN201310167720.2A patent/CN104140661A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101870807A (en) * | 2010-03-29 | 2010-10-27 | 金发科技股份有限公司 | Polycarbonate/polyethylene alloy conductive composite material and preparation method thereof |
| CN103059536A (en) * | 2011-10-21 | 2013-04-24 | 合肥杰事杰新材料股份有限公司 | Polycarbonate/polyethylene alloy heat conduction composite material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 王伟等: "E-MA-GMA增容PP/PC体系的形态与性能", 《合成树脂及塑料》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106674961A (en) * | 2016-12-14 | 2017-05-17 | 上海锦湖日丽塑料有限公司 | PC/PBT (Polycarbonate/Polybutylene Terephthalate) alloy material filled with high paint spraying yield talcum powder and preparation method thereof |
| EP3868828A4 (en) * | 2018-11-13 | 2021-11-24 | Kingfa Sci. & Tech. Co., Ltd. | Polypropylene/polycarbonate alloy having high weld bond strength and preparation method therefor |
| US20210403706A1 (en) * | 2018-11-13 | 2021-12-30 | Kingfa Sci. & Tech. Co., Ltd. | High weld line strength polyethylene/polycarbonate alloy and preparation method thereof |
| CN112480629A (en) * | 2020-11-24 | 2021-03-12 | 建湖县兴隆尼龙有限公司 | Special material for bobbin and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103421309B (en) | A kind of automobile cold-resistance super tough reinforced nylon 6 material and preparation method thereof | |
| CN100349937C (en) | Cellulosine plastic composite compatiblizing agent and method for making same | |
| CN101747600B (en) | Method for preparing polyethylene terephthalate (PET) blend | |
| CN103862589B (en) | A kind of melt blending prepares the method for polyamide-based heat-conductive composite material | |
| CN104140661A (en) | Polycarbonate/polyethylene compatibilization blending material and preparation method | |
| CN102993709B (en) | PA6 polyblend, its preparation method and application | |
| CN101157776B (en) | High-strength high-toughness polypropylene blending composite material and preparation method thereof | |
| CN102391432A (en) | High-fluidity ethylene-alpha-octene graft copolymer and preparation method thereof | |
| CN101880459B (en) | Toughened nylon 66 for hair dryer shell and preparation method thereof | |
| CN108250717A (en) | Composite material of the wear-resisting polyphenylene oxide of low-dielectric loss and polyphenylene sulfide and preparation method thereof | |
| CN102617974A (en) | Acrylonitrile butadiene styrene (ABS)/ nerchinskite composite material and preparation method thereof | |
| CN100543083C (en) | High cold-resistant, hydrolysis-resistant reinforced nylon 6 and preparation method thereof | |
| CN101870807B (en) | Polycarbonate/polyethylene alloy conductive composite material and preparation method thereof | |
| CN104725844A (en) | Micro-foaming PA/ASA (polyamide/acrylonitrile styrene acrylate) material and preparation method thereof | |
| CN114163791A (en) | Modified polyglycolic acid composition, modified polyglycolic acid material, and preparation method and application thereof | |
| CN111793335A (en) | Low-dielectric nano injection molding material | |
| CN102604204B (en) | Polypropylene composite material and preparation method thereof | |
| CN104004339B (en) | A kind of toughness reinforcing PC/PBT/AES alloy material and preparation method thereof | |
| CN1944513A (en) | Melt flowable polyethylene/thermosetting resin composite material | |
| CN114940833A (en) | High-strength LCP composite material and preparation method thereof | |
| CN104672878A (en) | Polycarbonate resin/polystyrene resin alloy material and preparation method thereof | |
| CN104177793B (en) | PBT (polybutylene terephthalate) toughener as well as preparation method and application thereof | |
| CN102516743B (en) | Automotive resin composition and its preparation method | |
| CN101684189B (en) | Sprayable and toughened polypropylene composition and preparation method thereof | |
| CN104312132A (en) | Polyphenylene oxide (PPO) plastic and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141112 |
|
| RJ01 | Rejection of invention patent application after publication |